Abstract: A wearable assembly is configured to generate electrical pulses for transmission to an implanted tissue stimulator. The wearable assembly includes a wearable docking device, a plug-in device configured to mate with the wearable docking device, and a pulse generation module. The pulse generation module includes first internal electronics configured to generate the electrical pulses and located within the wearable docking device or within the plug-in device and second internal electronics providing a power source for the first internal electronics and located within the wearable docking device or within the plug-in device. The wearable assembly further includes a pulse transmission cable for transmitting the electrical pulses to a transmission antenna positioned adjacent the implanted tissue stimulator.

Abstract: The present disclosure relates generally to a defibrillator assembly comprising a defibrillator having a first operating mode for delivering a high energy output to a patient and a second operating mode for monitoring the patient, a first battery unit operably coupled to the defibrillator, and a second battery unit operably coupled to the defibrillator. One of the first battery unit and the second battery unit provides power to the defibrillator during the second operating mode. Both the first battery unit and the second battery unit provide power to the defibrillator during the first operating mode.

Abstract: To distribute electrical treatment to a treatment area of a patient, described herein are electrical apparatuses, methods of their operation and methods for delivery of the electrical treatment to the patient. In some embodiments, the treatment applicator comprises an electrode assembly that includes at least two electrodes, and a conductive spacer positioned between the electrodes. Methods of treatment and methods of operation of the apparatuses and systems of the present disclosure are also provided.

Abstract: A transducer apparatus for delivering tumor treating fields to a subject's body, the transducer apparatus including: an array of electrodes, the array configured to be positioned over the subject's body with a front face of the array facing the subject's body, the array including electrode elements; and an anisotropic material layer electrically coupled to the array of electrodes and located on a front side of the front face of the array, the anisotropic material layer including a front face and a back face, the back face facing the array of electrodes. The anisotropic material layer further includes a hole passing through the front face and the back face of the anisotropic material layer, wherein the electrode elements are positioned around the hole of the anisotropic material layer.

Abstract: A magnetic-field applicator comprises a treatment surface adapted to receive at least one foot in an upright orientation and at least one stimulation coil.

Abstract: The present disclosure provides a skin treatment apparatus, including: a housing component defined with an accommodation cavity and a light outlet communicated with each other; a light emitting component disposed in the accommodation cavity, light generated from the light emitting component passing through the light outlet and being irradiated to a to-be-treated skin; a cold compress component disposed on the housing component and located at the light outlet, configured to cool the to-be-treated skin; and a heat dissipation component including a thermal conductive structure and a heat dissipation sheet component, the thermal conductive structure including a first thermal conductive section and a second thermal conductive section, the cold compress component being thermally connected to the first thermal conductive section, and at least part of the heat dissipation sheet component being thermally connected to the second thermal conductive section.

Abstract: A system for the surface and subsurface delivery of therapeutic and cosmetic agents. The system includes a disposable attachable tip that can be pre-filled with medications or cosmetics and attached to hand pieces including electromagnetic and mechanical energy hand piece devices.

Abstract: In one aspect, a system for in vivo and transcranial stimulation of brain tissue of a subject may include at least one light source, a controller to control operation of the light source, a signal detecting unit and a processor configured to receive signals from the signal detecting unit, analyze the signals and generate a feedback signal to the controller to control the light source until optimal results are obtained. In one embodiment, the light source is a laser instrument and the wavelength can range from 800 to 1100 nm. In another embodiment, the irradiance of the laser instrument can range from 50 to 1000 mW/cm2.

Abstract: The present invention relates to a vulvar sterilization dryer for women, and is configured to facilitate sterilization and drying of the vulva by making it possible to blow outside air or warm air around the anus while irradiating the vulva with an LED light source having a sterilization function that helps to prevent diseases by removing harmful bacteria.

Abstract: A system according to at least one embodiment of the present disclosure includes: an imaging source; an imaging detector; a processor; and a memory coupled to the processor and storing data thereon that, when executed by the processor, enable the processor to: initiate a multi-dimensional scan of patient anatomy that includes the imaging source emitting a radiation beam that is received by the imaging detector; receive radiation beam information associated with the radiation beam received by the imaging detector; compare the radiation beam information to a beam threshold value; and instruct, based on the comparing, the imaging source to adjust at least one beam parameter of the radiation beam such that the radiation beam information is compliant with the beam threshold value.

Abstract: A positioning device, a radiotherapy device, and a positioning method enable accurate patient positioning while reducing calculation time. A plurality of X-ray fluoroscopic images are obtained by imaging a subject. For each imaging axis of the X-ray fluoroscopic image, a simulated fluoroscopic image obtained by projecting a three-dimensional fluoroscopic image of the subject onto the detection surface with respect to the imaging axis is created. For each of the plurality of imaging axes, the image collation part obtains a correction axis obtained by correcting the imaging axis based on a two-dimensional motion amount, which is a deviation amount between the X-ray fluoroscopic image and the simulated-X-ray fluoroscopic image corresponding to the imaging axis, and calculates, as a treatment-couch motion amount by which the treatment-couch is to be moved, a motion amount from an intersection of the imaging axes to a midpoint of a common perpendicular of the correction axes.

Abstract: The present invention is a system for providing accurate image-guided localization of a radiation target using digital image acquisition with real time data analysis utilizing a radiation device, directing a beam of radiation through a sample reflecting onto a film screen and reflecting an image from the film screen onto a mirror that will project the image from the mirror to a bean splitter where it is captured by a camera operatively associated with a computer device.

Abstract: An electron beam treatment device, a method for electron beam flash therapy, and a system for flash therapy are provided. The electron beam treatment device includes an electron beam emitter, a first deflection member, and an annular deflection mechanism. The electron beam emitter is configured to configured to emit a high-energy electron beam. The first deflection member can perform first deflection processing on the high-energy electron beam passing through the first deflection member. The annular deflection mechanism is configured to receive the high-energy electron beam deflected by the first deflection member, and perform second deflection processing on the high-energy electron beam, so that the high-energy electron beam is emitted towards a target region.

Abstract: The present disclosure relates to an implantable device that delivers therapeutic energy to a patient. More specifically it relates to implantable ultrasonic devices adapted to affect vascular endothelium to induce at least one substance selected from Nitric Oxide, NO, and/or adenosine triphosphate (ATP) release. Furthermore, the present disclosure relates to the treatment of various medical conditions, such as pulmonary hypertension, peripheral arterial disease (PAD) and Asthma by enhancing local perfusion to specific target organs.

Abstract: Method of facilitating inspection of an ultrasonic transducer used in high-intensity focused ultrasound therapy. Selection and observation processing is performed by: (i) processing for selecting one pair of divided surfaces from multiple pairs of divided surfaces obtained by dividing a bowl-shaped surface at multiple cutting planes that include the central axis of the bowl-shaped surface; (ii) processing for causing ultrasonic transducers disposed on the one pair of divided surfaces selected from the multiple pairs of divided surfaces to transmit ultrasonic waves; (iii) processing for setting an ultrasonic probe to a state in which an ultrasonic beam is scanned on an observation surface that passes through the pair of divided surfaces selected from the multiple pairs of divided surfaces; and (iv) processing for acquiring ultrasound date regarding the observation surface on which the ultrasonic beam was scanned.

Abstract: Anti-EBV gH antibodies, anti-EBV gL antibodies, anti-EBV gH/gL antibodies, and compositions of matter useful for the detection, diagnosis, prevention, and treatment of Epstein Barr Virus infection in humans, and methods of using those compositions of matter for the same.

Abstract: The invention provides for methods for treating a hair loss disorder in a subject by administering a Janus Kinase/Signal Transducers and Activators of Transcription inhibitor.

Abstract: A building emergency egress and rescue system includes a first cable, a second cable, a first cable launching device, a first cable docking device, and a second cable docking device. The first end of the second cable is adapted to be affixed to the first building. The second end of the second cable is adapted to be guided to the second building along the first cable by a guide member. The first cable docking device is located at the second building and configured to receive and secure the second end of the first cable. The first cable launching device is configured to launch the second end of the first cable to the first cable docking device. The second cable docking device is located at the second building and configured to receive and secure the second end of the second cable.

Abstract: There is disclosed a pneumatic whistle for a breathing apparatus comprising: a whistle body comprising an opening; a whistle flute connected to the whistle body; a fluid ingress path formed at an interface between the whistle body and the whistle flute; a fastener configured to secure the whistle flute to the whistle body, the fastener forming a fluid ingress point on the fluid ingress path; a sealing element configured to form a seal between the whistle body and the whistle flute on the fluid ingress path, so as to inhibit fluid ingress along the fluid ingress path beyond the sealing element; wherein the sealing element is arranged downstream of the fluid ingress point along the fluid ingress path. Also disclosed is a breathing apparatus comprising a pneumatic whistle.

Abstract: A system, method, and computer program product for performing a respirator fit test. An example aspect is configured to: initiate a respirator fit test; detect at a processor, a signal from the respirator fit testing device; analyze data of the respirator fit test on the processor; troubleshoot in real time, without human intervention, at least one failure of the respirator fit test when a failing fit factor is detected; display to the user a subset of videos on a graphical user interface to correct the failure; and, perform the respirator fit test at least a second time.

Abstract: A coated textile sleeve has a textile wall having a circumferentially continuous outer surface extending along a longitudinal axis between opposite open ends, wherein the textile wall is formed at least in part by flame-resistant multifilament yarn. An adhesive layer is bonded to the circumferentially continuous outer surface, and an impervious coating is bonded to the adhesive layer. The coated textile sleeve is stretchable axially and radially, thereby allowing the coated textile sleeve to flex and be easily assembled into close conforming, wrinkle-free relation about the bus-bar regardless of the number of bends and shape of the outer contour of an outer surface of the bus-bar.

Abstract: Systems and methods for fire and smoke containment and extinguishing are described. Systems may include a fire and smoke containment and extinguishing apparatus including an open recess with one or more walls. The open recess may substantially prevent passage of fire, smoke and fumes. The apparatus may also include one or more seals for closing the open recess, and a fire extinguishing system. Methods for fire and smoke containment and extinguishment may include providing a fire and smoke containment and extinguishing system; inserting an item into the recess of the apparatus; closing the recess; and deploying the fire extinguishing system.

Abstract: The invention relates to a method, a system, a vehicle parking environment, and method for extinguishing a fire in an electric vehicle, where the system comprises a storage medium, such as a tank, containing a fire extinguishing medium, and a cooling system for cooling the fire extinguishing medium to a sub-zero temperature, and a delivery system for delivering the fire extinguishing medium from the storage medium to the inside of a vehicle.

Abstract: A flame arrester capable of automatically eliminating defects of a fire arresting portion. The flame arrester includes a fire arresting section, wherein the fire arresting section is provided with a fire arresting section housing, the fire arresting section housing is hollow and fire arresting section openings are respectively formed at two ends of the fire arresting section housing, blocking portions are respectively arranged at the fire arresting section openings so as to define a fire arresting cavity between the two blocking portions, a plurality of openings are formed in the blocking portion, the fire arresting cavity is filled with fire arresting particles, the fire arresting section further includes a fire arresting particle replenishment structure, and the fire arresting particle replenishment structure is configured to automatically fill the fire arresting cavity with the fire arresting particles when a gap is generated in the fire arresting cavity.

Abstract: A fire suppression apparatus includes a flexible container and a fire suppression composition. The flexible container comprises an internal compartment to enclose the fire suppression composition. The flexible container is configured to tear or puncture at a predetermined pressure so as to release the fire suppression composition.

Abstract: A fire apparatus includes a first frame rail, a second frame rail, a torque box, a first mounting assembly coupled to a first end of the torque box, a second mounting assembly coupled to an opposing second end of the torque box, a first plurality of pins, and a second plurality of pins. The first mounting assembly includes a first mount coupled to a first side of the torque box and a second mount coupled to an opposing second side of the torque box. The second mounting assembly includes a third mount coupled to the first side and a fourth mount coupled to the opposing second side. The first pins extend through the first frame rail and the first mount, and the second frame rail and the second mount. The second pins extend through the first frame rail and the third mount, and the second frame rail and the fourth mount.

Abstract: The present application discloses spiral water intake valves and fire-fighting robots. The spiral water intake valve includes a valve body. A main valve core and a spiral water intake mechanism are provided in the valve body. The spiral water intake mechanism includes a mating connector and a connecting base. The main valve core includes a main valve sealing base and a main valve screw. A water intake channel is provided in the center part of an upper valve cover of the valve body, the mating connector is provided in the water intake channel, the main valve sealing base is sealedly connected to the upper valve cover, and the main valve screw is threadedly connected to the connecting base. The fire-fighting robot includes a chassis and a track. At least one spiral water intake valve is provided on the track. A valve opening mechanism is provided on the chassis.

Abstract: A system for applying a fire retardant with a hose includes a nozzle, a straw coupled to the nozzle, and a container coupled to the nozzle with fire retardant liquid in the container. The nozzle is connected to a hose, such as a garden hose, and mixes the fire retardant liquid with water to create a fire retardant mixture. The nozzle discharges the fire retardant mixture onto a structure or another selected location to reduce the risk of damage due to fire. The system may also be adapted for use with a vehicle for mixing and applying the fire retardant mixture onsite in commercial applications.

Abstract: The present disclosure discloses a safeguard agent and a use thereof. The present disclosure provides a safeguard agent consisting of component A and component B, and the molar ratio of the component A to the component B is 1:(1-4). The safeguard agent in the present disclosure can cool the protected space and heat sources, physically isolate heat sources, prevent burning or extinguish the flame in the space, suppress explosion, and effectively and continuously suppress and prevent reignition. Using the safeguard agent of the present disclosure as a suppression agent for battery thermal runaway can achieve the purpose of terminating thermal runaway after cooling, antiflaming, suppression, or extinguishing of a battery in thermal runaway, and more batteries can achieve constant voltage and good appearance without damage phenomena. For other batteries affected by heat in the space, the safeguard agent can also effectively prevent or suppress potential thermal runaway.

Abstract: A fire suppression composition for use in an enclosed space, such as a cargo hold of an aircraft, as well as a fire suppression system or device, a method of suppressing a fire, and a method for preparing a fire suppression composition, are disclosed. The fire suppression composition includes: component (1), being 50 to 95 mol % nitrogen, based on the total fire suppression composition; component (2), being 5 to 25 mol % carbon dioxide or argon or a mixture thereof based on the total fire suppression composition; and component (3), being 0 to 25 mol % helium or neon or a mixture thereof, based on the total fire suppression composition; wherein the fire suppression composition has a density in the range of 1.1 to 1.3 kg/m3 at atmospheric pressure and 20° C.

Abstract: Disclosed herein are methods for mineralizing a perfluoroalkyl and polyfluoroalkyl substance (PFAS), the method comprising heating a solution comprising the PFAS, a base, and a polar aprotic solvent to an effective mineralization temperature.

Abstract: A detachable pommel for use on a gymnastics pommel horse comprises a base configured to attach in place of one of a standard set of pommels on a gymnastics pommel horse, and a U-shaped handle sized to match a standard pommel. The base includes a pair of upwardly exposed attachment points defined thereon in spaced orientation to one another that are the approximate width of a standard pommel. The handle terminates at either end in downwardly exposed complementary attachment points, where the complementary attachment points are aligned with the spaced attachment points on the base and configured to detach from 10 the base when impacted as by a gymnast's legs when the gymnast is swinging on the gymnastics pommel horse. This detachment helps mitigate any injury a gymnast might otherwise suffer from impacting upon a conventional, immovable pommel.

Abstract: A multifunctional exercise and hair band device is disclosed. The exercise and hair band device includes a folded first layer, and a second layer placed alongside the first layer. The second layer connects to open side ends of the folded first layer, allowing the second layer to protrude outwardly from the first layer. The second layer is pulled through the first layer in an inside-out manner, resulting in the second layer residing within the first layer. The first and second layers' respective distal ends connect, forming a stretchable and durable exercise and hair band device. The exercise and hair band device utilizes soft stretchable fabric layers with a unique stitching technique and exhibits resilience against breakage. The exercise and hair band device offers versatility for use as head band, hair tie, resistance band, hand wrap, and headphone holder, and enhances convenience during workouts by eliminating the need for multiple accessories.

Abstract: A compression sleeve includes a compression sleeve body having a superior opening and an opposite inferior opening for fitting to a body part. The compression sleeve body is comprised of a form fitting elastomeric fabric. The compression sleeve has an inside surface for fitting to the body part and an opposite outside surface. The compression sleeve includes an elongated first pocket extending along a longitudinal axis extending between the superior opening and the opposite inferior opening and an elongated first weight for fitting within the elongated first pocket. The compression sleeve body may include a first hook and fastener area at a top portion of the compression sleeve body and a second hook and fastener area at a bottom portion of the compression sleeve.

Abstract: An adjustable barbell system may include a base, two or more weights, a handle assembly, an additional weight, and selection assembly. The two or more weights may be supported by the base and grouped into a first set of weights associated with one end of the barbell system and a second set of weights associated with an opposing end of the barbell system. The handle assembly may be selectively fixedly joined to the first and second set of weights. The additional weight may be disposed distally of the handle assembly. The selection assembly may be secured to the additional weight. The selection assembly may include a selection member that may be linearly moveable between a selected position where the additional weight is operatively secured to the handle assembly and an unselected position where the additional weight is disengaged from the handle assembly.

Abstract: A portable device includes a coil spring and pedal structure that aids travelers on long trips and individuals with impaired muscle tone and/or blood and fluid circulation issues to minimize the possibility of blood clot formation through exercise. The device includes an elongated platform with two wells to receive coiled springs that are secured to both a pedal structure and the platform. The pedals, coiled springs and platform are configured to permit a range of motions so that travelers or impaired individuals can engage in exercise regimens that enhance blood flow by selectively exerting pressure on the pedals that compress the coil spring.

Abstract: The present disclosure describes an arc-shaped exercise handle apparatus that provides a more compact, easily adjustable, and comfortable alternative to traditional gym rings. The apparatus, shaped as a third of a classic gymnastics ring, comprises tunnels at each end through which a rope or strap is threaded and looped around webbing, attached to an anchor point. The webbing is equipped with G-hooks, facilitating easy length adjustment. The handle ends feature parallel flattened surfaces, enabling the apparatus to stand upright on a surface for certain exercises. Grooves running perpendicularly to the tunnels hold the portions of the rope that protrude from the openings, reducing friction against the user's arms.

Abstract: Systems and methods include a cable end grip assembly configured to attach to an end of an exercise cable, including a pliable strap having a first end adapted to attach to the end of the exercise cable and a second end including an attachment point adapted for connection to a cable attachment, and a grip structure adapted to engage the pliable strap between the first end and the second end, the grip structure and pliable strap adapted to provide a grip interface for a cable exercise. A multi-profile grip may be adapted for exercise equipment including a grip body having an elongated shaped adapted for gripping by a hand, the grip body having a first portion having a first shape adapted for pulling exercises, and a second portion having a second shape adapted for pushing exercises, wherein the second shape is different than the first shape.

Abstract: Examples of an exercise mat having a three-dimensional surface texture and methods for making same are disclosed. The exercise mat may have a first malleable layer formed from a polyurethane material with an elastic fabric material attached to a lower surface thereof. A second layer may be attached to the elastic fabric material of the first layer. The second layer may be formed from a thermoplastic elastomer material and may have the three-dimensional surface texture formed on an upper surface thereof to which the first layer conforms. The exercise mat may also include a third rubber layer attached to the second layer.

Abstract: A novel, portable two-axis perturbation device includes two separated X-Y plane motion platforms controlled by respective motor pairs that may be independently controlled with respect to frequency, amplitude, and variation of movement patterns to create “bottom-up” unpredictable movement patterns more closely resembling real world environmental interactions. By reproducing the amplitude, frequency, direction and variability of external stimuli that may disrupt human balance, the device provides a novel way to train, rehabilitate, reproduce, manipulate and ultimately improve reactive balance reflexes, proprioception and kinesthetic awareness in a way that “top down” perturbation cannot.

Abstract: Disclosed herein are devices, systems and methods for redistributing the normal weight distribution of a user in a standing position. One example is a postural platform for either the left or right foot having a bottom surface defining a reference plane, a top surface configured as a foot contact surface and a perimeter side wall between the bottom and top surfaces. The top surface is rotated about a first rotational axis parallel to the reference plane and rotated about a second rotational axis orthogonal to the reference plane. In another example, a system includes first and second postural platforms that are independent of one another. In other example, the device is a sandal, shoe, sneaker or any foot covering with a tops surface being at a complex angle to a bottom surface.

Abstract: The present invention may include a base frame assembly, which may include a base frame and a wall support. The wall support may include a wall support base coupled to the base frame and a grip shaft movably coupled to, and biased away from, the wall support base. A wall grip may be coupled to a distal end of the grip shaft. A swing arm may include a handle bar on a first end and a pivot sleeve on a second end. The pivot sleeve may be pivotally coupled to the base frame assembly. Thereby, a user may releasably secure the base frame assembly to a door frame by way of the wall grip, grasp the handle bar of the swing arm and perform a supported squat movement.

Abstract: The present invention is a connected portable exercise apparatus that allows for weight resistance or weight-bearing exercise. A portable exercise ball-and-stick apparatus, which includes a base having a partial and concave spherical region for accepting therein a ball and with a rod-portion extending from the ball, which may be either linearly- or non-linearly shaped, and preferably with a handle at the end of the rod distal from the ball for gripping the rod with the handle preferably being rotatable relative to the rod. The handle has a sensor in it that allows for the determination of the motion of the rod. The motion of the rod is compared to desired movements in a given exercise, and feedback is given to the user when they go outside of the desired movements for an exercise.

Abstract: Methods and systems are provided to aid a rock climber in remembering to attach to an auto-belay system prior to climbing. In one embodiment, a climbing notification system includes a climber component coupled to a harness. The climber component includes a first portion with a single sensor and an alarm; a second, detachable portion semi-permanently attached to a first, bottom surface of the first portion where the second, detachable portion is magnetically couplable to the first portion. The first portion may include a processor and a power source; wherein, in a first condition where the second, detachable portion is magnetically coupled to first portion, the alarm is disabled; and in a second condition, where the second, detachable portion is detached from the first portion, the alarm is generated in response to the single sensor detecting a threshold proximity to an antenna positioned at a predetermined height.

Abstract: A more efficient exercise system can be facilitated by interactive components. The interactive components can communicate with mobile devices, users, server devices, weight lifting machines, etc. The interactive components can also generate exercise data and provide prompts to a user to facilitate a more efficient workout in addition to facilitating generation of an avatar representative of a user. Additionally, third-parties can receive user workout data and manipulate, or provide guidance to the user to manipulate, exercise equipment remotely to assist a user in attaining his or her goals.

Abstract: A leg harness and locking mechanism device, which can be attached to a leg of a user, such as a climber of a wooden structure, and locked at one or both of the user's knees to relieve pressure on the knee or knees during work, may include at least one harness assembly. The harness assembly may be deployed on a leg of a user. The harness assembly may include a hinge which facilitates pivoting or folding of the assembly at the corresponding knee of the user. The harness assembly may have a hinge locking mechanism which is selectively operable to lock the hinge and prevent the harness assembly from pivoting or folding at the knee of the user, thereby relieving pressure on the user's knee or knees. The hinge locking mechanism may further be operable to unlock the hinge and facilitate folding of the harness assembly at the knee.

Abstract: An underwater propulsion system is disclosed comprising a foot board with one or more battery-powered propulsion units. A throttle control system may be enabled in the foot board such that a movement of the user's foot controls the throttle. Flattened Lithium batteries allow thin lightweight construction of the foot board. Use of trolling motors as propulsion units provides thrust advantages over pre-existing underwater scooters.

Abstract: An object of the present disclosure is to provide a novel golf ball having excellent spin performance on approach shots. The present disclosure provides a golf ball comprising a golf ball body and a paint film composed of at least one layer and formed on a surface of the golf ball body, wherein at least one layer of the paint film contains a polyurethane as a resin component, the polyurethane is obtained by a reaction between a polyol composition containing a polyol and a polyisocyanate composition containing a polyisocyanate, and the polyol composition contains, as a polyol component, a urethane polyol having a structural unit derived from a polyether polycarbonate diol.

Abstract: An object of the present disclosure is to provide a golf ball from which stain such as mud or grass juice can be wiped off when the stain is adhered to the golf ball while the spin performance of the golf ball on approach shots is not substantially lowered. The present disclosure provides a golf ball comprising a golf ball body and a paint film composed of at least one layer and formed on a surface of the golf ball body, wherein at least one layer of the paint film contains a polyurethane as a resin component, and the polyurethane has a structural unit derived from a polyether polycarbonate diol.

Abstract: A golf ball pickup attachment for a golf club has a fork having a base and a pair of tines. In use, the base of the golf ball pickup attachment is attachable to a handle end of a shaft the golf club in use so that the tines can hold a golf ball therebetween for convenient pickup of golf ball from green surfaces, from in golf holes and the like.